Governing Law and Regulations
Louisiana Department of Environmental Quality (DEQ) Office of Environmental Compliance Enforcement Division
See ADDRESSES & CONTACTS for addresses and telephone numbers.
See national section for basic information and federal regulations.
Comparison: State vs. Federal
Rules. Louisiana's hazardous waste surface impoundment requirements include the federal rules and the state's more stringent requirements for existing and new facility design and operation, DEQ notification, facility fees, and post-closure.
Administration and enforcement. DEQ's Office of Environmental Compliance administers and enforces the surface impoundment requirements in Louisiana, including the federal air emissions standards.
DESIGN AND OPERATION STANDARDS
In addition to complying with the applicable federal provisions for surface impoundment liners, Louisiana requires facilities to have:
- A permanent barrier of at least 3 feet of clay with a permeability of 1 x 10 to the minus 7 cm/sec or less and designed and operated to prevent endangering any freshwater aquifer from the migration of contaminants from the facility
- A synthetic liner laid on top of the permanent barrier at the bottom and sides of the impoundment that will cover all surrounding ...